Southern California's
Startup Directory
Series B$84.3MRebuilding healthcare with AI at the core
Pre-Seed$250KBetter, faster tech vendor research
Series D$833.1MWe provide efficient in-space mobility that moves payloads from low Earth orbit to any destination. Our vehicles deliver rapid, reliable access, reducing costs and timelines to make space operations feasible for commercial, government, and scientific missions.
Series C$80.1MOutpace AI-driven attacks. Unify Digital Risk Protection, Human Risk Management, and Email Security to stop digital threats before they scale, empower your teams to lead your defense, and scale your SOC with agentic AI.
EXPLORE BY CITY
WHAT SOUTHERN CALIFORNIA BUILDS
Artificial Intelligence
The region's largest single cluster by company count — AI and machine learning threaded through nearly every other industry here, from defense to biotech to entertainment.
Aerospace & Defense
Home to SpaceX, Northrop Grumman, and a new wave of hypersonics and space-infrastructure startups.
Entertainment & Gaming Tech
Hollywood's production infrastructure, live events, and a growing games and creator-tools scene.
Semiconductor Hardware
Qualcomm and Broadcom anchor a chip-design cluster spanning the region.
Medical Technology
A deep biotech research base and a growing bench of medical device and diagnostics startups.
B2B
Business software and services sold to other companies. The largest single category of startup across Southern California, spanning sales tools, vertical operating systems, and everything in between.
Industrials
Manufacturing, hardware, and physical-world operations. Overlaps heavily with the region's decades-old aerospace and defense manufacturing base, now extending into robotics and automated production.
Consumer
Products and apps built directly for individual consumers, drawing on Southern California's media and entertainment base.
Healthcare
Health tech, medical devices, and healthcare services, backed by a decades-old biotech research base and a deep bench of clinical and diagnostics startups.
Fintech
Financial technology: payments, banking, investing, and financial infrastructure.
Education
Education technology and learning platforms built across Southern California.
Real Estate & Construction
Property technology, construction tech, and real estate services.
Series A$2.6MBiologic solutions to optimize enthesis reformation, EnFix® is the future of bone to tendon healing.
Seed$2.6MDiscover OrthoRPM, transforming home exercise programs with guided rehabilitation, motion tracking, and connected digital therapy solutions for clinics without paper.
$2.6MCompliance is expensive, distracting, and low value-add. Let agents handle it.
Series A$2.6MPonto is a financial infrastructure company
$2.6MExperience Viseon's Advanced Digital Visualization CRANIALSPINALExperience Viseon's
Seed$2.5MCARI Health empowers clinicians to personalize methadone dosing for every patient.
Seed$2.5MFounded in 2022 by Rishi Nair, Ryan Sullivan, and Pamela Chen (operating as Diddo); raised $2.8M in seed funding led by Link Ventures and was backed by Comcast NBCUniversal's SportsTech accelerator program.